974 
NOTATION OF MAJOR SYMBOLS (Continued) 
the distance of any point measured positively out into the water from 
the initial position of the plate 
farthest perpendicular distance of cavitation from plate 
x/c@, i.e. distance in units of c@ 
x,/c® 
weight-distance exponent for peak pressure 
Pax = constant x (w2/ 3/7 BR his 
0/@,, 00/m 
time constant of shock wave 
cavitation time 
exponential decay constant of shock wave with respect to distance 
exponential decay constant of shock wave with respect to time 
we 
Dgy/Ny 
density of water 
interval of time between impace of shock wave on plate and beginning 
of diffracted shock wave from the edge 
63 
